Common metals and alloys of common metals; metallic building materials; precoated metal sheet, coil and strip; precoated metal building materials; prepainted metal sheet, coil and strip; prepainted metal building materials; metal in the form of sheets, coils, strips, plates, bars, rods, slabs and ingots; metal roof and wall cladding, ceiling battens, trusses, purlins, structural decking, metal formwork and reinforcing materials for buildings, metal mesh, expanded metals, metal rainwater products; facias, guttering, ridge capping, downpipe and metal rainwater tanks; metal building frames, framing sections and accessories thereto for houses and commercial buildings; transportable buildings of metal; metal fencing materials; posts and panels; pipes and tubes of metal; metal facias, metal channels, metal angles, brackets, clips and clamps, all of metal

Manufactured jewels and gems, namely diamonds

Custom processing of jewels and gems, namely diamonds to the specifications of others; processing of jewels and gems, namely diamonds by application of ultra high temperature and ultra high pressure presses to improve the quality and colour of such diamonds, gems and jewel